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Snapshot Mar

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11, 6pm California time

There are some notable changes in some of the Round Trip Times (RTT)  for the:

• Odessa I. I. Michnikov National University a step up starting Feb 27, starting around 14:00 GMT, and then a larger step down on Feb 28 around 20:00 GMT. 
  Then again on Mar 2, 2022 there is a marked increase in RTT between 16:00 and 20:30.
• the Western Ukrainian National University, which is farthest from the invading forces, saw a step up starting around 9:00am GMT Feb 25, 2020, then steps down on Feb 28 around noon and 20:00 GMT. Then on Mar 2 16:30-20:00 there is a burst of increased RTTs.
• There are a couple of bursts of increased RTTs seen from SLAC to Kyiv Academic University on Feb 28, 2022 11:00-12:00 and again on Mar 2, 17:00 - 18:30GMT.
• There is an step increase in RTTs seen from DESY, Hamburg Germany to the Kharkov Institute of Physics and Technology starting 18:00  March 2, 2022 GMT.
• The Simon Kuznets Kharkiv National University of Economic, Kharkiv saw a step increase in RTT of about 8ms around 10:0am Mar 3, 2022 GMT
• The Vinnytsia National Technical University saw an RTT step upward of about 3 ms around 16:30 Mar 3, 2022 GMT.
• The  Kharkiv Institute of Physics and Technology was no longer pingable from SLAC by name mail.kipt.kharkov.ua or address 193.239.180.1 after 13:15 Mar 3, 2022 GMT (5:15 am Mar 3, 2022) and returned around 7:30am Mar 4  GMT. Also the web page  https://mail.kipt.kharkov.ua/  no longer responded during this period. 
  Also the RTT from SLAC to this host inoticed noticed a step increase of almost 5msec around 2100 hours GMT followed by another step incrrease.
  No response was seen from pings on 3/11/2022.

• The National University of Shipbuilding, Mykolaiv saw no responses after 21:07 Mar 5 and before 2:27 Mar 6.

• The Chernihiv National University of Technology saw a step increase of 20ms plus some instability and losses after Mar 8 07:07 and until just before Mar 8 16:37.
• The Lviv State University of Physical Culture, also saw a similar step increase of 20ms plus some instability and losses after Mar 8 07:07 and until just before Mar 8 16:37.

I also note that all the web servers (except ns.kiev.usua and as of 3/11/2022 mail.kipt.kharkov.ua) that PingER is monitoring and are responding are still serving web pages.

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As the war progressed we added more Ukrainian hosts to the list of monitored sites

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Map of monitored sites

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